The Albert Clock is an ingenious wall clock that uses math problems to tell owners what time it is ...

This analog clock has a twist: the only number appearing on the clock face is nine, but it's calibrated correctly once you do the math. Stephen Shankland worked at CNET from 1998 to 2024 and wrote ...

Some people like a little challenge in the morning, and that’s what Philippe Chretien hopes to offer with his new device. He is the man behind the Fibonacci Clock, which is exactly what it sounds like ...

There are two types of clocks and they tell the time in different ways. Analogue clocks have a face with numbers from 1 to 12 and two hands. The hands move and point to the numbers to show what time ...